Home / 14,263.56-19,684.62-7,976.40

Finding the Fourth Proportional to 14,263.56, 19,684.62 and 7,976.40

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Solution

The fourth proportional to 14,263.56, 19,684.62 and 7,976.40 is: 11,007.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.56 : 19,684.62 = 7,976.40 : x
  2. Step 2: Convert to fraction form
    14,263.56/19,684.62 = 7,976.40/x
  3. Step 3: Cross multiply
    14,263.56x = 19,684.62 × 7,976.40
  4. Step 4: Simplify right side
    14,263.56x = 157,012,402.97
  5. Step 5: Solve for x
    x = 157,012,402.97/14,263.56
  6. Step 6: Final answer
    x = 11,007.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.